Thanks David, I got it.

Hi David,
Worked through the Environment tutorial. I was wondering how you got the ripples on the river texture in the final scene.

Thanks

Thanks NextDesign,
I deleted the expression, changed the geometry on my plane, put the expression back, and it worked with no crash.
Much appreciated.

I've been working through the Realistic Outdoor Environments tutorial and had followed everything exactly. I worked through part 10 adding all the expressions correctly. It all worked on a flat...